Chant du Départ is a famous French revolutionary song composed by Étienne Nicolas Méhul with lyrics by Marie-Joseph Chénier. Created in 1794 during the French Revolution, it was nicknamed "the brother of the Marseillaise" and served as an official national anthem of France. The song celebrates patriotic sacrifice and revolutionary fervor with powerful lyrics like "The Republic calls us, let us know how to conquer or let us know how to perish." It remains an important historical musical work from the revolutionary period.